package com.spm.dao;

import org.apache.ibatis.annotations.Param;

public interface TeacherRCourseMapper {
    int updateCSurplus(@Param("tid")String tid,@Param("cno")String cno,@Param("surplus")Integer surplus);

    void AddOneCSurplus(@Param("tid")String tid,@Param("cno")String cno);

    void MinusOneCSurplus(@Param("tid")String tid,@Param("cno")String cno);
}
